CN108031760B - Pipe expanding operation device and pipe expander with same - Google Patents
Pipe expanding operation device and pipe expander with same Download PDFInfo
- Publication number
- CN108031760B CN108031760B CN201711247787.1A CN201711247787A CN108031760B CN 108031760 B CN108031760 B CN 108031760B CN 201711247787 A CN201711247787 A CN 201711247787A CN 108031760 B CN108031760 B CN 108031760B
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- expansion rod
- expansion
- support
- adjusting
- tube
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- 230000007246 mechanism Effects 0.000 claims abstract description 85
- 239000002184 metal Substances 0.000 claims abstract description 25
- 239000000725 suspension Substances 0.000 claims description 18
- 230000005540 biological transmission Effects 0.000 claims description 17
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 description 8
- 239000003638 chemical reducing agent Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 238000003825 pressing Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D39/00—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders
- B21D39/08—Tube expanders
- B21D39/20—Tube expanders with mandrels, e.g. expandable
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D53/00—Making other particular articles
- B21D53/02—Making other particular articles heat exchangers or parts thereof, e.g. radiators, condensers fins, headers
- B21D53/08—Making other particular articles heat exchangers or parts thereof, e.g. radiators, condensers fins, headers of both metal tubes and sheet metal
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automatic Assembly (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention provides a tube expanding operation device and a tube expander with the same, wherein the tube expanding operation device comprises: the expansion rod hanging mechanism is used for performing expansion operation on the heat exchange tube of the heat exchanger and comprises a plurality of expansion rods, and the expansion rods are used for performing expansion operation on the metal tube of the heat exchanger positioned on the workbench assembly; the receiving seat adjusting mechanism is arranged on the bottom plate of the tube expander and positioned below the expansion rod hanging mechanism, the receiving seat adjusting mechanism comprises a base used for installing the receiving seat, and the receiving seat is used for supporting the bottom of the heat exchange tube of the heat exchanger so that the expansion rod hanging mechanism can expand the heat exchange tube of the heat exchanger supported on the receiving seat adjusting mechanism. The expansion tube operating device solves the problem that the efficiency of a mode for processing the heat exchange tube of the heat exchanger in the prior art is low.
Description
Technical Field
The invention relates to the field of heat exchanger machining, in particular to a tube expanding operation device and a tube expander with the same.
Background
In the production process of the heat exchanger, the metal tube and the fins sleeved on the metal tube are tightly combined together, so that good heat transfer and heat conduction can be ensured, and the heat exchanger is light in weight and long in service life.
At present, the method adopted by people is to insert the expansion rod with the ball head into the metal pipe manually to expand the metal pipe, then withdraw the expansion rod, only one pipe can be expanded at a time, the labor intensity is high, and the production efficiency is low. And for the metal tube expansion of the large-scale heat exchanger, it is very difficult to have a tube expander which can expand the metal tube of the large-scale heat exchanger more than once and is convenient for the production of the heat exchanger.
Similarly, when the metal pipe is flared, the flaring device is manually utilized to flare, only one pipe can be flared at a time, the labor intensity is high, and the production efficiency is low. And the flaring of the metal tube of the large-scale heat exchanger is very difficult, and the flaring efficiency is lower.
In addition, in the prior art, the heat exchanger is difficult to position, the positioning effect of the heat exchanger cannot be guaranteed, and then when the expansion rod is utilized to expand the metal tube of the heat exchanger, or when the expander is utilized to expand the metal tube, the expander cannot accurately extend into the metal tube, so that the expansion rod and the expanding quality and the expanding tube and the expanding efficiency are reduced.
Disclosure of Invention
The invention mainly aims to provide a tube expander operating device and a tube expander with the same, which are used for solving the problem of low efficiency of a mode of processing a heat exchange tube of a heat exchanger in the prior art.
In order to achieve the above object, according to one aspect of the present invention, there is provided a pipe expansion operation device comprising: the expansion rod hanging mechanism is used for performing expansion operation on the heat exchange tube of the heat exchanger and comprises a plurality of expansion rods, and the expansion rods are used for performing expansion operation on the metal tube of the heat exchanger positioned on the workbench assembly; the receiving seat adjusting mechanism is arranged on the bottom plate of the tube expander and positioned below the expansion rod hanging mechanism, the receiving seat adjusting mechanism comprises a base used for installing the receiving seat, and the receiving seat is used for supporting the bottom of the heat exchange tube of the heat exchanger so that the expansion rod hanging mechanism can expand the heat exchange tube of the heat exchanger supported on the receiving seat adjusting mechanism.
Further, the base includes: the first adjusting support and the second adjusting support are respectively used for installing the receiving seats, and the first adjusting support is arranged in a lifting manner relative to the second adjusting support, so that the receiving seats on the first adjusting support and the receiving seats on the second adjusting support respectively support two groups of heat exchange tubes of the heat exchanger; the support driving assembly is in driving connection with the first adjusting support to drive the first adjusting support to lift.
Further, the stand driving assembly includes: the support driving screw is sleeved with a support driving nut, and the support driving screw is rotatably arranged on the first adjusting support so as to drive the first adjusting support to lift.
Further, the stand driving assembly further includes: and the support driving motor is in driving connection with the support driving screw rod so as to drive the support driving screw rod to rotate.
Further, a support driving sprocket is arranged on an output shaft of the support driving motor, a support driven sprocket is arranged on the support driving screw rod, and a support transmission chain is sleeved on the support driving sprocket and the support driven sprocket.
Further, the expansion rod suspension mechanism includes: the first expansion rod template is used for installing a plurality of first expansion rods, and the plurality of first expansion rods are used for performing pipe expansion operation on a first group of metal pipes of the heat exchanger positioned on the workbench assembly; the second expansion rod templates are used for installing a plurality of second expansion rods, and the plurality of second expansion rods are used for performing pipe expansion operation on a second group of metal pipes of the heat exchanger positioned on the workbench assembly; the first expansion rod template is arranged above the second expansion rod template and is movably arranged relative to the second expansion rod template so as to adjust the height of the first expansion rod.
Further, the expansion rod hanging mechanism further comprises: the expansion rod adjusting base is provided with a second expansion rod template, the second expansion rod template is arranged on the expansion rod adjusting base, and the first expansion rod template is arranged above the expansion rod adjusting base in a lifting manner.
Further, the expansion rod hanging mechanism further comprises: the expansion rod adjusting beam is movably arranged relative to the expansion rod adjusting base.
Further, the expansion rod hanging mechanism further comprises: the expansion rod adjusting screw rod is rotatably arranged on the expansion rod adjusting beam; the expansion rod adjusting nut is matched with the expansion rod adjusting screw rod, the expansion rod adjusting screw rod is arranged on the expansion rod adjusting base, and the expansion rod adjusting screw rod is arranged in the expansion rod adjusting nut in a penetrating mode, so that the expansion rod adjusting cross beam moves in the vertical direction under the driving of the expansion rod adjusting screw rod.
According to another aspect of the present invention, there is provided a tube expander comprising a table mechanism and a tube expander operating device provided on the table mechanism, the tube expander operating device being the tube expander operating device described above.
The expansion tube operating device comprises the expansion rod hanging mechanism and the receiving seat adjusting mechanism, wherein the expansion rod hanging mechanism is used for carrying out expansion tube operation on the heat exchange tubes of the heat exchanger, the expansion rod hanging mechanism comprises a plurality of expansion rods, the expansion rods are used for carrying out expansion tube operation on the metal tubes of the heat exchanger positioned on the workbench assembly, and the expansion rods can simultaneously carry out expansion tube operation on the heat exchange tubes, so that the production efficiency is improved, and the labor intensity of workers is reduced.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention. In the drawings:
fig. 1 shows a front view of an embodiment of a pipe expansion operating device according to the invention;
fig. 2 shows a perspective view of the expander suspension mechanism of the expander operating device according to the present invention;
fig. 3 shows a front view of the expander suspension mechanism of the expander operating device according to the present invention;
fig. 4 shows a left side view of the expander suspension mechanism of the expander operating device according to the present invention;
fig. 5 shows a top view of the expander suspension mechanism of the expander operating device according to the present invention;
fig. 6 shows a perspective view of a receptacle adjustment mechanism of a pipe expansion device according to the invention;
fig. 7 shows a front view of a receiver adjustment mechanism of a pipe expansion device according to the invention;
fig. 8 shows a left side view of a receiver adjustment mechanism of a pipe expansion device according to the invention; and
fig. 9 shows a top view of a receptacle adjustment mechanism of a pipe expansion device according to the invention.
Wherein the above figures include the following reference numerals:
12. a receptacle adjustment mechanism; 120. a base; 1200. a first adjustment support; 1201. a second adjustment support; 1202. a support drive assembly; 1203. the support drives a screw rod; 1204. a support driving nut; 1205. the support drives the motor; 1206. the support drives a chain wheel; 1207. a support driven sprocket; 1208. a support drive chain; 1209. a speed reducer; 1210. an adjusting projection; 1211. a support screw bracket; 1212. the support adjusts the slide rail; 123. receiving a clamping plate; 510. a first expansion rod template; 511. a second expansion rod template; 512. the expansion rod adjusts the base; 513. the expansion rod adjusts the cross beam; 514. the expansion rod adjusts a screw rod; 5140. the expansion rod adjusts the driven gear; 515. an expansion rod adjusting nut; 516. the expansion rod adjusts a driving motor; 5160. the expansion rod adjusts the driving gear; 5161. the expansion rod adjusts a transmission chain; 517. an expansion rod adjusting mounting plate; 518. the expansion rod adjusts the tensioning chain wheel; 519. the expansion rod adjusts the compression wheel; 52. an expansion rod hanging mechanism; 56. a receiving seat.
Detailed Description
It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. The invention will be described in detail below with reference to the drawings in connection with embodiments.
The present invention provides a pipe expanding operation device, referring to fig. 1 to 9, the pipe expanding operation device comprises: the expansion rod hanging mechanism 52 is used for performing expansion operation on the heat exchange tube of the heat exchanger, and the expansion rod hanging mechanism 52 comprises a plurality of expansion rods which are used for performing expansion operation on the metal tube of the heat exchanger positioned on the workbench assembly; the receiving seat adjusting mechanism 12 is arranged on the bottom plate of the tube expander and is positioned below the expansion rod hanging mechanism, the receiving seat adjusting mechanism 12 comprises a base 120 for installing the receiving seat 56, and the receiving seat 56 is used for supporting the bottom of the heat exchange tube of the heat exchanger so that the expansion rod hanging mechanism 52 performs tube expanding operation on the heat exchange tube of the heat exchanger supported on the receiving seat adjusting mechanism 12.
The tube expansion operation device comprises the tube expansion suspension mechanism 52 and the receiving seat adjusting mechanism 12, wherein the tube expansion suspension mechanism 52 is used for performing tube expansion operation on the heat exchange tubes of the heat exchanger, the tube expansion suspension mechanism 52 comprises a plurality of tube expansion rods which are used for performing tube expansion operation on the metal tubes of the heat exchanger on the workbench assembly, and the tube expansion operation on the heat exchange tubes can be performed by the plurality of tube expansion rods at the same time, so that the production efficiency is improved, and the labor intensity of workers is reduced.
In addition, the receiving seat adjusting mechanism 12 is arranged on the bottom plate of the tube expander and is positioned below the expansion rod hanging mechanism, the receiving seat adjusting mechanism 12 comprises a base 120 for installing the receiving seat 56, the receiving seat 56 is used for supporting the bottom of a heat exchange tube of the heat exchanger, so that the expansion rod hanging mechanism 52 performs tube expanding operation on the heat exchange tube of the heat exchanger supported on the receiving seat adjusting mechanism 12, the receiving seat adjusting mechanism 12 plays a role in fixedly supporting the heat exchanger, and the expansion rod can accurately extend into the heat exchange tube to expand the heat exchange tube, so that the precision, quality and efficiency of tube expanding processing are improved.
The heat exchange tube of the heat exchanger is a metal tube.
In the present embodiment, as shown in fig. 7, the base 120 includes a first adjustment support 1200 and a second adjustment support 1201, the first adjustment support 1200 and the second adjustment support 1201 are each used for mounting the receiver 56, and the first adjustment support 1200 is disposed to be liftable with respect to the second adjustment support 1201 so that the receiver 56 located on the first adjustment support 1200 and the receiver 56 located on the second adjustment support 1201 support two sets of heat exchange tubes of the heat exchanger, respectively.
To effect movement of the first adjustment support 1200, the support drive assembly 1202 is drivingly connected to the first adjustment support 1200 to drive the first adjustment support 1200 up and down.
In particular, as shown in fig. 6, the support driving assembly 1202 includes a support driving screw 1203, a support driving nut 1204 is sleeved on the support driving screw 1203, the support driving screw 1203 is rotatably disposed, and the support driving nut 1204 is disposed on the first adjusting support 1200 to drive the first adjusting support 1200 to lift.
In order to drive the support driving screw 1203 to rotate, as shown in fig. 8, the support driving assembly 1202 further includes a support driving motor 1205, where the support driving motor 1205 is in driving connection with the support driving screw 1203 to drive the support driving screw 1203 to rotate, so as to drive the first adjusting support 1200 to lift.
In particular, as shown in fig. 9, an output shaft of the support driving motor 1205 is provided with a support driving sprocket 1206, a support driving screw 1203 is provided with a support driven sprocket 1207, and support driving chains 1208 are sleeved on the support driving sprocket 1206 and the support driven sprocket 1207.
Preferably, the support driving assembly 1202 further comprises a speed reducer 1209, an output shaft of the support driving motor 1205 is connected with the speed reducer 1209, and an output shaft of the speed reducer 1209 is in transmission connection with the support driving screw 1203.
Preferably, an output shaft of the speed reducer 1209 is provided with a support driving sprocket 1206, a support driving lead screw 1203 is provided with a support driven sprocket 1207, support driving chains 1208 are sleeved on the support driving sprocket 1206 and the support driven sprocket 1207, and the support driving sprocket 1206 drives the support driven sprocket 1207 to synchronously rotate through the support driving chains 1208, so that the support driving lead screw 1203 is driven to rotate.
In this embodiment, a plurality of support driving nuts 1204 are disposed on the first adjusting support 1200, the plurality of support driving nuts 1204 are disposed at intervals along the extending direction of the first adjusting support 1200, and support driving screws 1203 are respectively disposed in the support driving nuts 1204 in a penetrating manner.
To mount the mount drive nut 1204, the first adjustment mount 1200 includes a receiving card 123 for mounting the receptacle 56, the receiving card 123 being provided with an adjustment projection 1210, the mount drive nut 1204 being provided on the adjustment projection 1210.
In order to support the support driving screw 1203, the receiver adjustment mechanism further includes a support screw bracket 1211, the support screw bracket 1211 being provided on the bottom plate of the tube expander, the support driving screw 1203 being rotatably mounted on the support screw bracket 1211.
In particular, as shown in fig. 6, there are two bases 120, and a seat drive assembly 1202 is disposed between the two bases 120. Such an arrangement facilitates adjustment of the first adjustment mount 1200 and the second adjustment mount 1201.
To effect movement of the first adjustment support 1200, a support adjustment slide 1212 is provided on the first adjustment support 1200 and a support adjustment slide is provided on the second adjustment support 1201, the support adjustment slide 1212 being slidably disposed within the support adjustment slide such that the first adjustment support 1200 is slidably disposed relative to the second adjustment support 1201. Such an arrangement allows the first adjustment bracket 1200 to move in a predetermined direction and provide support for the first adjustment bracket 1200.
In this embodiment, as shown in fig. 2, the expansion rod hanging mechanism 52 includes a first expansion rod die plate 510 and a second expansion rod die plate 511, the first expansion rod die plate 510 is used for mounting a plurality of first expansion rods for performing a tube expansion operation on a first group of metal tubes of the heat exchanger located on the table assembly; the second expansion rod die plate 511 is used for mounting a plurality of second expansion rods for performing a tube expansion operation on a second group of metal tubes of the heat exchanger located on the table assembly.
In particular, the first expander die plate 510 is located above the second expander die plate 511, and the first expander die plate 510 is movably disposed relative to the second expander die plate 511 to adjust the height of the first expander. Thus, the expansion operation can be performed on the heat exchange tubes with different heights of the heat exchanger by adjusting the height of the first expansion rod, the application range is wide, the expansion rod hanging mechanism can adjust the height of the first expansion rod through the movable arrangement of the first expansion rod template 510 relative to the second expansion rod template 511, expansion rods with the same length can be uniformly used, expansion rods with different lengths do not need to be installed, and the production cost can be saved.
In specific implementation, a second expansion rod hanging hole for the second expansion rod to pass through is formed in the second expansion rod template 511, the first expansion rod hanging hole is a step hole, and the head of the first expansion rod is limited on the step of the first expansion rod hanging hole.
To install and fix the second expansion rod die plate 511, as shown in fig. 3, the expansion rod hanging mechanism 52 further includes an expansion rod adjusting base 512, the second expansion rod die plate 511 is installed on the expansion rod adjusting base 512, and the first expansion rod die plate 510 is installed above the expansion rod adjusting base 512 in a liftable manner.
To mount and fix the second expansion die plate 511, the expansion suspension mechanism 52 further includes an expansion adjustment beam 513, the first expansion die plate 510 being mounted on the expansion adjustment beam 513, the expansion adjustment beam 513 being movably disposed with respect to the expansion adjustment base 512.
To effect the movement of the first expander die plate 510 relative to the second expander die plate 511, the expander suspension mechanism 52 further includes an expander adjustment screw 514 and an expander adjustment nut 515, the expander adjustment screw 514 being rotatably mounted on the expander adjustment beam 513; the expansion rod adjusting nut 515 is matched with the expansion rod adjusting screw rod 514, the expansion rod adjusting screw rod 515 is installed on the expansion rod adjusting base 512, and the expansion rod adjusting screw rod 514 is arranged in the expansion rod adjusting nut 515 in a penetrating mode, so that the expansion rod adjusting cross beam 513 is driven by the expansion rod adjusting screw rod 514 to move in the vertical direction.
In particular, the number of expansion rod adjusting screws 514 is two, and the two expansion rod adjusting screws 514 are respectively arranged at two opposite ends of the second expansion rod template 511.
In this embodiment, as shown in fig. 4, the expansion rod suspension mechanism 52 further includes an expansion rod adjusting driving motor 516, the expansion rod adjusting driving motor 516 is mounted on the expansion rod adjusting cross beam 513, an expansion rod adjusting driving gear 5160 is disposed on an output shaft of the expansion rod adjusting driving motor 516, an expansion rod adjusting driven gear 5140 is disposed on the expansion rod adjusting screw 514, and an expansion rod adjusting transmission chain 5161 is sleeved on the expansion rod adjusting driving gear 5160 and the expansion rod adjusting driven gear 5140.
In specific implementation, as shown in fig. 5, two driven gears 5140 for adjusting the expansion rod are respectively a first driven gear for adjusting the expansion rod and a second driven gear for adjusting the expansion rod, and the two driven gears 5140 for adjusting the expansion rod are respectively arranged at the upper ends of the two transmission screw rods for the expansion rod.
When the height of the first expansion rod template 510 relative to the second expansion rod template 511 is adjusted, the expansion rod adjusting driving motor 516 drives the expansion rod adjusting driving gear 5160 to rotate, the expansion rod adjusting driving gear 5160 enables the expansion rod adjusting driven gear 5140 to synchronously rotate under the action of the expansion rod adjusting transmission chain 5161, and the expansion rod adjusting driven gear 5140 drives the expansion rod adjusting screw 514 to move, so that the first expansion rod template 510 moves in the vertical direction.
In order to install the fixed expansion rod adjusting driving motor 516, the expansion rod adjusting mechanism further comprises an expansion rod adjusting mounting plate 517, the expansion rod adjusting mounting plate 517 is mounted on the expansion rod adjusting cross beam 513, and the expansion rod adjusting driving motor 516 is mounted on the expansion rod adjusting cross beam 513.
In this embodiment, the expansion rod adjusting mechanism further includes an expansion rod adjusting tension sprocket 518, and the expansion rod adjusting tension sprocket 518 is disposed inside the expansion rod adjusting transmission chain 5161 and engaged with the expansion rod adjusting transmission chain 5161. By the arrangement, the tension of the expansion rod adjusting transmission chain 5161 is ensured, and further, the expansion rod adjusting transmission chain is reliably transmitted.
In particular, the expansion rod adjusting mechanism comprises a first expansion rod adjusting tensioning sprocket assembly and a second expansion rod adjusting tensioning sprocket assembly, the first expansion rod adjusting tensioning sprocket assembly is arranged on one side close to the first expansion rod adjusting driven gear, the second expansion rod adjusting tensioning sprocket assembly is arranged on one side close to the second expansion rod adjusting driven gear, and each expansion rod adjusting tensioning sprocket assembly comprises two expansion rod adjusting tensioning sprockets 518.
In this embodiment, the expansion rod adjusting mechanism further includes an expansion rod adjusting and pressing wheel 519, and the expansion rod adjusting and pressing wheel 519 is disposed outside the expansion rod adjusting and driving chain 5161 and pressed against the expansion rod adjusting and driving chain 5161. Like this, the wrap angle of the expansion rod adjusting driving gear 5160 increases, and then makes the transmission of the expansion rod adjusting transmission chain more steady, has prevented that the expansion rod adjusting transmission chain from coming off.
In specific implementation, the number of the expansion rod adjusting and compressing wheels 519 is two, and the two expansion rod adjusting and compressing wheels 519 are respectively located at two sides of the expansion rod adjusting and driving gear 5160. In this way, the stress on the two sides of the expansion rod adjusting transmission chain 5161 pressed by the expansion rod adjusting pressing wheel 519 is the same, and the reliable transmission of the expansion rod adjusting transmission chain is ensured.
The invention also provides a tube expander, which comprises a workbench mechanism and a tube expanding operation device arranged on the workbench mechanism, wherein the tube expanding operation device is the tube expanding operation device.
From the above description, it can be seen that the above embodiments of the present invention achieve the following technical effects:
the tube expansion operation device comprises the tube expansion suspension mechanism 52 and the receiving seat adjusting mechanism 12, wherein the tube expansion suspension mechanism 52 is used for performing tube expansion operation on the heat exchange tubes of the heat exchanger, the tube expansion suspension mechanism 52 comprises a plurality of tube expansion rods which are used for performing tube expansion operation on the metal tubes of the heat exchanger on the workbench assembly, and the tube expansion operation on the heat exchange tubes can be performed by the plurality of tube expansion rods at the same time, so that the production efficiency is improved, and the labor intensity of workers is reduced.
In addition, the receiving seat adjusting mechanism 12 is arranged on the bottom plate of the tube expander and is positioned below the expansion rod hanging mechanism, the receiving seat adjusting mechanism 12 comprises a base 120 for installing the receiving seat 56, the receiving seat 56 is used for supporting the bottom of a heat exchange tube of the heat exchanger, so that the expansion rod hanging mechanism 52 performs tube expanding operation on the heat exchange tube of the heat exchanger supported on the receiving seat adjusting mechanism 12, the receiving seat adjusting mechanism 12 plays a role in fixedly supporting the heat exchanger, and the expansion rod can accurately extend into the heat exchange tube to expand the heat exchange tube, so that the precision, quality and efficiency of tube expanding processing are improved.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. An expansion pipe operating device, comprising:
the expansion rod hanging mechanism (52) is used for performing expansion operation on the heat exchange tube of the heat exchanger, the expansion rod hanging mechanism (52) comprises a plurality of expansion rods, and the expansion rods are used for performing expansion operation on the metal tube of the heat exchanger on the workbench assembly;
a receiving seat adjusting mechanism (12) arranged on a bottom plate of the tube expander and positioned below the expansion rod hanging mechanism, wherein the receiving seat adjusting mechanism (12) comprises a base (120) for installing a receiving seat (56), and the receiving seat (56) is used for supporting the bottom of a heat exchange tube of the heat exchanger so that the expansion rod hanging mechanism (52) performs tube expansion operation on the heat exchange tube of the heat exchanger supported on the receiving seat adjusting mechanism (12);
the base (120) comprises:
a first adjustment support (1200) and a second adjustment support (1201), wherein the first adjustment support (1200) and the second adjustment support (1201) are used for installing the receiving seat (56), and the first adjustment support (1200) is arranged in a lifting manner relative to the second adjustment support (1201) so that the receiving seat (56) positioned on the first adjustment support (1200) and the receiving seat (56) positioned on the second adjustment support (1201) respectively support two groups of heat exchange tubes of the heat exchanger;
the expansion rod suspension mechanism (52) comprises:
a first expander mandrel (510) for mounting a plurality of first expander mandrels for expanding a first set of metal tubes of the heat exchanger located on the table assembly;
a second expander mandrel (511) for mounting a plurality of second expander mandrels for expanding a second set of metal tubes of the heat exchanger located on the table assembly;
wherein the first expansion rod template (510) is located above the second expansion rod template (511), and the first expansion rod template (510) is movably arranged relative to the second expansion rod template (511) so as to adjust the height of the first expansion rod.
2. A pipe expansion operation device according to claim 1, wherein the base (120) comprises:
and the support driving assembly (1202) is in driving connection with the first adjusting support (1200) so as to drive the first adjusting support (1200) to lift.
3. A tubular expansion operation device according to claim 2, wherein the seat drive assembly (1202) comprises:
the support driving screw (1203), support driving screw (1203) is equipped with support driving nut (1204) in the cover, support driving screw (1203) rotationally sets up, support driving nut (1204) set up on first regulation support (1200), so as to drive first regulation support (1200) go up and down.
4. A tubular expansion operation device according to claim 3, wherein the seat drive assembly (1202) further comprises:
and the support driving motor (1205) is in driving connection with the support driving screw (1203) so as to drive the support driving screw (1203) to rotate.
5. The pipe expanding operation device according to claim 4, wherein a support driving sprocket (1206) is arranged on an output shaft of the support driving motor (1205), a support driven sprocket (1207) is arranged on the support driving screw (1203), and a support transmission chain (1208) is sleeved on the support driving sprocket (1206) and the support driven sprocket (1207).
6. A tubular expansion operating device according to claim 1, wherein the expansion rod suspension mechanism (52) further comprises:
the expansion rod adjusting base (512), the second expansion rod template (511) is installed on the expansion rod adjusting base (512), and the first expansion rod template (510) is installed above the expansion rod adjusting base (512) in a lifting mode.
7. A tubular expansion operation device according to claim 6, wherein the expansion rod suspension mechanism (52) further comprises:
and the expansion rod adjusting cross beam (513), the first expansion rod template (510) is installed on the expansion rod adjusting cross beam (513), and the expansion rod adjusting cross beam (513) is movably arranged relative to the expansion rod adjusting base (512).
8. A tubular expansion operation device according to claim 7, wherein the expansion rod suspension mechanism (52) further comprises:
an expansion rod adjusting screw rod (514), wherein the expansion rod adjusting screw rod (514) is rotatably arranged on the expansion rod adjusting cross beam (513);
the expansion rod adjusting nut (515), the expansion rod adjusting nut (515) is matched with the expansion rod adjusting screw rod (514), the expansion rod adjusting nut (515) is installed on the expansion rod adjusting base (512), and the expansion rod adjusting screw rod (514) is arranged in the expansion rod adjusting nut (515) in a penetrating mode, so that the expansion rod adjusting cross beam (513) is driven by the expansion rod adjusting screw rod (514) to move in the vertical direction.
9. A tube expander comprising a table mechanism and a tube expander operating device provided on the table mechanism, wherein the tube expander operating device is as claimed in any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711247787.1A CN108031760B (en) | 2017-11-30 | 2017-11-30 | Pipe expanding operation device and pipe expander with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711247787.1A CN108031760B (en) | 2017-11-30 | 2017-11-30 | Pipe expanding operation device and pipe expander with same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108031760A CN108031760A (en) | 2018-05-15 |
| CN108031760B true CN108031760B (en) | 2024-03-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711247787.1A Active CN108031760B (en) | 2017-11-30 | 2017-11-30 | Pipe expanding operation device and pipe expander with same |
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| CN (1) | CN108031760B (en) |
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| CN207494413U (en) * | 2017-11-30 | 2018-06-15 | 珠海格力智能装备有限公司 | Tube expansion operating device and with its electric tube expander |
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| CN108031760A (en) | 2018-05-15 |
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